Cost of living in Kao-hsiung (Taiwan) is 14% more expensive than in Łódź (Poland)
This comparison is lacking data. It provides a decent comparison, but it is not yet reliable. It is based on 290 prices entered by 21 different people.
For example, you would need at least 10,912 zł (87,724 NT$) in Kao-hsiung to maintain the same standard of living that you can have with 9,600 zł in Łódź.